Merge branch 'next' into for-linus

Prepare input updates for 4.17 merge window.

1 files changed, 279 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.h b/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.h
new file mode 100644
index 000000000000..232747c7c60b
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_timing_generator.h
@@ -0,0 +1,279 @@
+/*
+ * Copyright 2012-15 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ *  and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DC_TIMING_GENERATOR_DCE110_H__
+#define __DC_TIMING_GENERATOR_DCE110_H__
+
+#include "timing_generator.h"
+#include "../include/grph_object_id.h"
+
+/* GSL Sync related values */
+
+/* In VSync mode, after 4 units of time, master pipe will generate
+ * flip_ready signal */
+#define VFLIP_READY_DELAY 4
+/* In HSync mode, after 2 units of time, master pipe will generate
+ * flip_ready signal */
+#define HFLIP_READY_DELAY 2
+/* 6 lines delay between forcing flip and checking all pipes ready */
+#define HFLIP_CHECK_DELAY 6
+/* 3 lines before end of frame */
+#define FLIP_READY_BACK_LOOKUP 3
+
+/* Trigger Source Select - ASIC-defendant, actual values for the
+ * register programming */
+enum trigger_source_select {
+	TRIGGER_SOURCE_SELECT_LOGIC_ZERO = 0,
+	TRIGGER_SOURCE_SELECT_CRTC_VSYNCA = 1,
+	TRIGGER_SOURCE_SELECT_CRTC_HSYNCA = 2,
+	TRIGGER_SOURCE_SELECT_CRTC_VSYNCB = 3,
+	TRIGGER_SOURCE_SELECT_CRTC_HSYNCB = 4,
+	TRIGGER_SOURCE_SELECT_GENERICF = 5,
+	TRIGGER_SOURCE_SELECT_GENERICE = 6,
+	TRIGGER_SOURCE_SELECT_VSYNCA = 7,
+	TRIGGER_SOURCE_SELECT_HSYNCA = 8,
+	TRIGGER_SOURCE_SELECT_VSYNCB = 9,
+	TRIGGER_SOURCE_SELECT_HSYNCB = 10,
+	TRIGGER_SOURCE_SELECT_HPD1 = 11,
+	TRIGGER_SOURCE_SELECT_HPD2 = 12,
+	TRIGGER_SOURCE_SELECT_GENERICD = 13,
+	TRIGGER_SOURCE_SELECT_GENERICC = 14,
+	TRIGGER_SOURCE_SELECT_VIDEO_CAPTURE = 15,
+	TRIGGER_SOURCE_SELECT_GSL_GROUP0 = 16,
+	TRIGGER_SOURCE_SELECT_GSL_GROUP1 = 17,
+	TRIGGER_SOURCE_SELECT_GSL_GROUP2 = 18,
+	TRIGGER_SOURCE_SELECT_BLONY = 19,
+	TRIGGER_SOURCE_SELECT_GENERICA = 20,
+	TRIGGER_SOURCE_SELECT_GENERICB = 21,
+	TRIGGER_SOURCE_SELECT_GSL_ALLOW_FLIP = 22,
+	TRIGGER_SOURCE_SELECT_MANUAL_TRIGGER = 23
+};
+
+/* Trigger Source Select - ASIC-dependant, actual values for the
+ * register programming */
+enum trigger_polarity_select {
+	TRIGGER_POLARITY_SELECT_LOGIC_ZERO = 0,
+	TRIGGER_POLARITY_SELECT_CRTC = 1,
+	TRIGGER_POLARITY_SELECT_GENERICA = 2,
+	TRIGGER_POLARITY_SELECT_GENERICB = 3,
+	TRIGGER_POLARITY_SELECT_HSYNCA = 4,
+	TRIGGER_POLARITY_SELECT_HSYNCB = 5,
+	TRIGGER_POLARITY_SELECT_VIDEO_CAPTURE = 6,
+	TRIGGER_POLARITY_SELECT_GENERICC = 7
+};
+
+
+struct dce110_timing_generator_offsets {
+	int32_t crtc;
+	int32_t dcp;
+
+	/* DCE80 use only */
+	int32_t dmif;
+};
+
+struct dce110_timing_generator {
+	struct timing_generator base;
+	struct dce110_timing_generator_offsets offsets;
+	struct dce110_timing_generator_offsets derived_offsets;
+
+	enum controller_id controller_id;
+
+	uint32_t max_h_total;
+	uint32_t max_v_total;
+
+	uint32_t min_h_blank;
+	uint32_t min_h_front_porch;
+	uint32_t min_h_back_porch;
+
+	/* DCE 12 */
+	uint32_t min_h_sync_width;
+	uint32_t min_v_sync_width;
+	uint32_t min_v_blank;
+
+};
+
+#define DCE110TG_FROM_TG(tg)\
+	container_of(tg, struct dce110_timing_generator, base)
+
+void dce110_timing_generator_construct(
+	struct dce110_timing_generator *tg,
+	struct dc_context *ctx,
+	uint32_t instance,
+	const struct dce110_timing_generator_offsets *offsets);
+
+/* determine if given timing can be supported by TG */
+bool dce110_timing_generator_validate_timing(
+	struct timing_generator *tg,
+	const struct dc_crtc_timing *timing,
+	enum signal_type signal);
+
+/******** HW programming ************/
+
+/* Program timing generator with given timing */
+bool dce110_timing_generator_program_timing_generator(
+	struct timing_generator *tg,
+	const struct dc_crtc_timing *dc_crtc_timing);
+
+/* Disable/Enable Timing Generator */
+bool dce110_timing_generator_enable_crtc(struct timing_generator *tg);
+bool dce110_timing_generator_disable_crtc(struct timing_generator *tg);
+
+void dce110_timing_generator_set_early_control(
+		struct timing_generator *tg,
+		uint32_t early_cntl);
+
+/**************** TG current status ******************/
+
+/* return the current frame counter. Used by Linux kernel DRM */
+uint32_t dce110_timing_generator_get_vblank_counter(
+		struct timing_generator *tg);
+
+void dce110_timing_generator_get_position(
+	struct timing_generator *tg,
+	struct crtc_position *position);
+
+/* return true if TG counter is moving. false if TG is stopped */
+bool dce110_timing_generator_is_counter_moving(struct timing_generator *tg);
+
+/* wait until TG is in beginning of vertical blank region */
+void dce110_timing_generator_wait_for_vblank(struct timing_generator *tg);
+
+/* wait until TG is in beginning of active region */
+void dce110_timing_generator_wait_for_vactive(struct timing_generator *tg);
+
+/*********** Timing Generator Synchronization routines ****/
+
+/* Setups Global Swap Lock group, TimingServer or TimingClient*/
+void dce110_timing_generator_setup_global_swap_lock(
+	struct timing_generator *tg,
+	const struct dcp_gsl_params *gsl_params);
+
+/* Clear all the register writes done by setup_global_swap_lock */
+void dce110_timing_generator_tear_down_global_swap_lock(
+	struct timing_generator *tg);
+
+/* Reset crtc position on master VSync */
+void dce110_timing_generator_enable_crtc_reset(
+	struct timing_generator *tg,
+	int source,
+	struct crtc_trigger_info *crtc_tp);
+
+/* Reset slave controllers on master VSync */
+void dce110_timing_generator_enable_reset_trigger(
+	struct timing_generator *tg,
+	int source);
+
+/* disabling trigger-reset */
+void dce110_timing_generator_disable_reset_trigger(
+	struct timing_generator *tg);
+
+/* Checks whether CRTC triggered reset occurred */
+bool dce110_timing_generator_did_triggered_reset_occur(
+	struct timing_generator *tg);
+
+/******** Stuff to move to other virtual HW objects *****************/
+/* Move to enable accelerated mode */
+void dce110_timing_generator_disable_vga(struct timing_generator *tg);
+/* TODO: Should we move it to transform */
+/* Fully program CRTC timing in timing generator */
+void dce110_timing_generator_program_blanking(
+	struct timing_generator *tg,
+	const struct dc_crtc_timing *timing);
+
+/* TODO: Should we move it to opp? */
+/* Combine with below and move YUV/RGB color conversion to SW layer */
+void dce110_timing_generator_program_blank_color(
+	struct timing_generator *tg,
+	const struct tg_color *black_color);
+/* Combine with above and move YUV/RGB color conversion to SW layer */
+void dce110_timing_generator_set_overscan_color_black(
+	struct timing_generator *tg,
+	const struct tg_color *color);
+void dce110_timing_generator_color_space_to_black_color(
+		enum dc_color_space colorspace,
+	struct tg_color *black_color);
+/*************** End-of-move ********************/
+
+/* Not called yet */
+void dce110_timing_generator_set_test_pattern(
+	struct timing_generator *tg,
+	/* TODO: replace 'controller_dp_test_pattern' by 'test_pattern_mode'
+	 * because this is not DP-specific (which is probably somewhere in DP
+	 * encoder) */
+	enum controller_dp_test_pattern test_pattern,
+	enum dc_color_depth color_depth);
+
+void dce110_timing_generator_set_drr(
+	struct timing_generator *tg,
+	const struct drr_params *params);
+
+void dce110_timing_generator_set_static_screen_control(
+	struct timing_generator *tg,
+	uint32_t value);
+
+void dce110_timing_generator_get_crtc_scanoutpos(
+	struct timing_generator *tg,
+	uint32_t *v_blank_start,
+	uint32_t *v_blank_end,
+	uint32_t *h_position,
+	uint32_t *v_position);
+
+void dce110_timing_generator_enable_advanced_request(
+	struct timing_generator *tg,
+	bool enable,
+	const struct dc_crtc_timing *timing);
+
+void dce110_timing_generator_set_lock_master(struct timing_generator *tg,
+		bool lock);
+
+void dce110_tg_program_blank_color(struct timing_generator *tg,
+	const struct tg_color *black_color);
+
+void dce110_tg_set_overscan_color(struct timing_generator *tg,
+	const struct tg_color *overscan_color);
+
+void dce110_tg_program_timing(struct timing_generator *tg,
+	const struct dc_crtc_timing *timing,
+	bool use_vbios);
+
+bool dce110_tg_is_blanked(struct timing_generator *tg);
+
+void dce110_tg_set_blank(struct timing_generator *tg,
+		bool enable_blanking);
+
+bool dce110_tg_validate_timing(struct timing_generator *tg,
+	const struct dc_crtc_timing *timing);
+
+void dce110_tg_wait_for_state(struct timing_generator *tg,
+	enum crtc_state state);
+
+void dce110_tg_set_colors(struct timing_generator *tg,
+	const struct tg_color *blank_color,
+	const struct tg_color *overscan_color);
+
+bool dce110_arm_vert_intr(
+		struct timing_generator *tg, uint8_t width);
+
+#endif /* __DC_TIMING_GENERATOR_DCE110_H__ */